2 Affirmative commands An affirmative command tells someone what to do.The affirmative informal command form of most verbs is the tú form without the final s.Come bien y duerme lo suficiente.Eat right and get enough sleep.

3 Negative informal commands for -ar verbsA negative command tells someone not to do something.To form the negative informal command of most -ar verbs, drop the final o of the yo form and add -es.(yo) fumono fumes(yo) trabajono trabajesNo trabajes tanto.Don’t work so much.

4 Negative informal commands for -er and -ir verbsTo form the negative informal command of most -er and -ir verbs, drop the final o of the yo form and add -as.(yo) vengono vengas(yo) comono comas(yo) duermono duermasNo duermas hasta tarde.Don’t sleep late.